Hymenophyllum flabellatum
Stipes and the lower part of the main rhachis not winged. Sori slightly immersed at the base. Fronds 2–3-pinnate-pinnatifid, 8–35 cm (rarely 4–8 cm) long including the stipes, 15–55 mm broad. Widespread. RF on tree ferns, rocks or trees, often in mountain gullies